#EFE979#EFE979

#EFE979 is a very light, vivid yellow. Relative luminance 0.780; OKLCH L 91.6% C 0.134 H 106.0°. Best body text is #000000 at 16.60:1 contrast (WCAG AA passes).

Color values

HEX	#EFE979
RGB	rgb(239, 233, 121)
HSL	hsl(57, 79%, 71%)
HSV	hsv(57, 49%, 94%)
CMYK	cmyk(0%, 2.5%, 49.4%, 6.3%)
CIE-LAB	lab(90.78, -12.68, 54.62)
CIE-LCH	lch(90.78, 56.07, 103.06°)
OKLab	oklab(91.62% -0.0371 0.1292)
OKLCH	oklch(91.62% 0.134 106)
XYZ	xyz(68.1884, 78.0109, 29.5511)
Luminance	0.7801 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE979 #797FEF

analogous

#EFAE79 #EFE979 #BAEF79

triadic

#EFE979 #79EFE9 #E979EF

tetradic

#EFE979 #79EFAE #797FEF #EF79BA

square

#EFE979 #79EFAE #797FEF #EF79BA

split-complementary

#EFE979 #79BAEF #AE79EF

monochromatic

#D4CB19 #E8E042 #EFE979 #F6F2B0 #FCFBE4

Accessibility & contrast

On white

1.26

#EFE979 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.60

#EFE979 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE979

16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE979	#FFFFFF	#000000	##000000
##EFE979	1.00	1.26	16.60	16.60
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.60	21.00	1.00	1.00
##000000	16.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9E26F

Deuteranopia (green-blind)

#FCE77E

Tritanopia (blue-blind)

#FEDCCF

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #efe979;
/* rgb */ color: rgb(239, 233, 121);
/* oklch */ color: oklch(91.6% 0.134 106.0);

Tailwind

colors: {
  custom: {
    50: '#f6efa2',
    500: '#efe979',
    950: '#000000',
  },
}

SCSS

$custom: #efe979;
$custom-light: #f6efa2;
$custom-dark: #000000;

JSON

{
  "hex": "#efe979",
  "rgb": {
    "r": 239,
    "g": 233,
    "b": 121
  },
  "hsl": {
    "h": 56.949,
    "s": 78.667,
    "l": 70.588
  },
  "oklch": {
    "l": 0.91616,
    "c": 0.13445,
    "h": 106
  },
  "luminance": 0.78009
}

Semantic roles & 50–950 ramp

primary

#EFE979

secondary

#444AC9

accent

#15DB0B

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17160F

muted

#858580

Preview Lab

Preview with #EFE979

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →